4454240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:160

約数の個数: 96

約数和(自身を含む): 12446784

約数和(自身を除く): 7992544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 70, 80, 82, 97, 112, 140, 160, 164, 194, 205, 224, 280, 287, 328, 388, 410, 485, 560, 574, 656, 679, 776, 820, 970, 1120, 1148, 1312, 1358, 1435, 1552, 1640, 1940, 2296, 2716, 2870, 3104, 3280, 3395, 3880, 3977, 4592, 5432, 5740, 6560, 6790, 7760, 7954, 9184, 10864, 11480, 13580, 15520, 15908, 19885, 21728, 22960, 27160, 27839, 31816, 39770, 45920, 54320, 55678, 63632, 79540, 108640, 111356, 127264, 139195, 159080, 222712, 278390, 318160, 445424, 556780, 636320, 890848, 1113560, 2227120, 4454240]

約数ペア:

[(1, 4454240), (2, 2227120), (4, 1113560), (5, 890848), (7, 636320), (8, 556780), (10, 445424), (14, 318160), (16, 278390), (20, 222712), (28, 159080), (32, 139195), (35, 127264), (40, 111356), (41, 108640), (56, 79540), (70, 63632), (80, 55678), (82, 54320), (97, 45920), (112, 39770), (140, 31816), (160, 27839), (164, 27160), (194, 22960), (205, 21728), (224, 19885), (280, 15908), (287, 15520), (328, 13580), (388, 11480), (410, 10864), (485, 9184), (560, 7954), (574, 7760), (656, 6790), (679, 6560), (776, 5740), (820, 5432), (970, 4592), (1120, 3977), (1148, 3880), (1312, 3395), (1358, 3280), (1435, 3104), (1552, 2870), (1640, 2716), (1940, 2296)]